import { login, logout, getInfo } from "@/api/user";
import { getToken, setToken, removeToken } from "@/utils/auth";
import router, { resetRouter } from "@/router";

const state = {
  token: getToken(),
  name: "",
  avatar: "",
  introduction: "",
  roles: [],
};

const mutations = {
  SET_TOKEN: (state, token) => {
    state.token = token;
  },
  SET_INTRODUCTION: (state, introduction) => {
    state.introduction = introduction;
  },
  SET_NAME: (state, name) => {
    state.name = name;
  },
  SET_AVATAR: (state, avatar) => {
    state.avatar = avatar;
  },
  SET_ROLES: (state, roles) => {
    state.roles = roles;
  },
};

const actions = {
  // user login
  login({ commit }, userInfo) {
    const { username, password } = userInfo;
    return new Promise((resolve, reject) => {
      login({ username: username.trim(), password: password })
        .then((response) => {
          commit("SET_TOKEN", response.token);
          // commit('SET_ROLES', 'admin')
          // commit('SET_NAME', data.userName)
          setToken(response.token);
          resolve();
        })
        .catch((error) => {
          reject(error);
        });
    });
  },

  // get user info
  getInfo({ commit, state }) {
    // 默认写死admin权限
    commit("SET_ROLES", ["admin"]);
    commit(
      "SET_AVATAR",
      "https://wpimg.wallstcn.com/f778738c-e4f8-4870-b634-56703b4acafe.gif"
    );
    return { roles: ["admin"] };
    // return new Promise((resolve, reject) => {
    //   getInfo(state.token).then(response => {
    //     const { data } = response
    //
    //     if (!data) {
    //       reject('Verification failed, please Login again.')
    //     }
    //
    //     const { roles, name, avatar, introduction } = data
    //
    //     // roles must be a non-empty array
    //     if (!roles || roles.length <= 0) {
    //       reject('getInfo: roles must be a non-null array!')
    //     }
    //
    //     commit('SET_ROLES', roles)
    //     commit('SET_NAME', name)
    //     commit('SET_AVATAR', avatar)
    //     commit('SET_INTRODUCTION', introduction)
    //     resolve(data)
    //   }).catch(error => {
    //     reject(error)
    //   })
    // })
  },

  // user logout
  logout({ commit, state, dispatch }) {
    commit("SET_TOKEN", "");
    commit("SET_ROLES", []);
    removeToken();
    resetRouter();
    dispatch("tagsView/delAllViews", null, { root: true });
    return;
    // return new Promise((resolve, reject) => {
    //   logout(state.token).then(() => {
    //     commit('SET_TOKEN', '')
    //     commit('SET_ROLES', [])
    //     removeToken()
    //     resetRouter()
    //
    //     // reset visited views and cached views
    //     // to fixed https://github.com/PanJiaChen/vue-element-admin/issues/2485
    //     dispatch('tagsView/delAllViews', null, { root: true })
    //
    //     resolve()
    //   }).catch(error => {
    //     reject(error)
    //   })
    // })
  },

  // remove token
  resetToken({ commit }) {
    return new Promise((resolve) => {
      commit("SET_TOKEN", "");
      commit("SET_ROLES", []);
      removeToken();
      resolve();
    });
  },

  // dynamically modify permissions
  async changeRoles({ commit, dispatch }, role) {
    const token = role + "-token";

    commit("SET_TOKEN", token);
    setToken(token);

    const { roles } = await dispatch("getInfo");

    resetRouter();

    // generate accessible routes map based on roles
    const accessRoutes = await dispatch("permission/generateRoutes", roles, {
      root: true,
    });
    // dynamically add accessible routes
    router.addRoutes(accessRoutes);

    // reset visited views and cached views
    dispatch("tagsView/delAllViews", null, { root: true });
  },
};

export default {
  namespaced: true,
  state,
  mutations,
  actions,
};
